OpenTechnical

OT-2026-000044186

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, sustained blow-off after set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000044186) never changes.

Identity and time

Publication numberOT-2026-000044186 · never reused
Internal UUID01a0ae7b-d67b-7955-8d50-0b49eafd1221 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:06.584190Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044186
StatusPUBLIC

Content hashes

Canonical text5f2cc170e9f1ba6c13135a53f4d965a6ff1af24b4eb1a6e7bb5904f60db6d728
Markdown786ca504bc18a788e0d0d32d71be2f76f427f205bf3766c7b69b7c6948c29999
PDF
Publication page89da34076370e1ee57ee37efad228794b4d3ffa5224aab762cf567b03f12e221
Manifest0f47382293bb6dd0dd47cc3cac4a917bcc7c83c57325b58bbe93c61c9d6a1024

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureFRKEAK1eArlW3KYOlKLSYY9DaKmweLixjw7Fuzsu17WJ3vIZLM+i1453lFCZgpNRFdGjZdE+kbDirOwnAa2EBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:12:37.453474ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044186
observed 89da34076370e1ee57ee37efad228794...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:37.435373ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044186/manifest.json
observed 0f47382293bb6dd0dd47cc3cac4a917b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:37.418534ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044186/publication.md
observed 786ca504bc18a788e0d0d32d71be2f76...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:37.399294ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044186/publication.txt
observed 5f2cc170e9f1ba6c13135a53f4d965a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.